3922565 has 4 divisors (see below), whose sum is σ = 4707084. Its totient is φ = 3138048.

The previous prime is 3922561. The next prime is 3922577. The reversal of 3922565 is 5652293.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 588289 + 3334276 = 767^2 + 1826^2 .

It is a cyclic number.

It is not a de Polignac number, because 3922565 - 2² = 3922561 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3922561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392252 + ... + 392261.

It is an arithmetic number, because the mean of its divisors is an integer number (1176771).

Almost surely, 2^3922565 is an apocalyptic number.

It is an amenable number.

3922565 is a deficient number, since it is larger than the sum of its proper divisors (784519).

3922565 is an equidigital number, since it uses as much as digits as its factorization.

3922565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784518.

The product of its digits is 16200, while the sum is 32.

The square root of 3922565 is about 1980.5466417128. The cubic root of 3922565 is about 157.7090865473.

The spelling of 3922565 in words is "three million, nine hundred twenty-two thousand, five hundred sixty-five".